Diabetes insipidus results from

Diabetes insipidus results from

A. A decrase in insulin
B. A decrease of ADH
C. A increase of ADH
D. An increase in insulin
E. Two of these


Answer: B. A decrease in ADH

Which is not true regarding the adrenal medulla?

Which is not true regarding the adrenal medulla?

A. It is innervated by the sympathetic division of the ANS
B. It is innervated by the postganglionic neuron
C. It produces the hormone norepinephrine
D. It produces the hormone epinephrine


Answer: B. It is innervated by the postganglionic neuron

The proper functioning of the body's immune system depends in part on the activity of the

The proper functioning of the body's immune system depends in part on the activity of the

(A) thyroid gland
(B) thymus gland
(C) parathyroid gland
(D) adrenal gland


Answer: B

Melatonin is secreted by the

Melatonin is secreted by the

(A) pancreas
(B) thymus gland
(C) pineal gland
(D) pituitary gland


Answer: C

Hormones that influence the secondary sex characteristics may be produced by both the

Hormones that influence the secondary sex characteristics may be produced by both the

(A) pancreas and pineal gland
(B) thyroid and parathyroid glands
(C) thymus and pituitary glands
(D) adrenal cortex and reproductive organs


Answer: D

The concentration of sodium and potassium ions in the blood and fluid is regulated by hormones known as

The concentration of sodium and potassium ions in the blood and fluid is regulated by hormones known as

(A) glucocorticoids
(B) androgens
(C) adrenergic hormones
(D) mineralocorticoids


Answer: D